While you say you disagree, it sounds to me like you two are in agreement: one device doesn't fit all needs. Tablets can be fantastic. That doesn't in the least

While you say you disagree, it sounds to me like you two are in agreement: one device doesn't fit all needs. Tablets can be fantastic. That doesn't in the least bit mean that "computers" as we've traditionally known them will or should go away. It's just that their role is somewhat reduced and clarified, empowering new types of device.